What's with the bloody stool?

Bloody stool is also called "bloody stool", "bloody stool" and "bloody stool", which is characterized by bloody stool or loose stool. More common in upper gastrointestinal ulcer bleeding, gastrointestinal polyps, small intestinal bleeding, tumors, perianal diseases, as well as some blood diseases, acute infectious drugs, parasites and so on. This refers to bloody stool caused by hemorrhoid rupture, anal fissure, anal sinusitis and rectal mucosal injury. The stool is soft, shaped or hard, and blood adheres to the surface of the stool. Some stools take blood first, and some stools take blood first. Most of the blood is bright red, and some are dark red and turbid. The blood drops endlessly for a long time, and the pain in the anal orifice increases after defecation.